<meta http-equiv="content-type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="{{ if .IsHome }}{{ $.Site.Params.Subtitle }}{{ else if .Description}}{{ .Description | plainify }}{{ else }}{{ .Summary | plainify }}{{ end }}" />
<meta name="keywords" content="{{ with .Params.Keywords }}{{ delimit . ", " }}{{ else }}{{ $.Site.Params.Keywords }}{{ end }}" />
{{ if .Params.noindex }}
  {{ if or (eq (.Param "noindex") true) (eq (.Param "noindex") "true") }}
    <meta name="robots" content="noindex" /> 
  {{ end }}
{{ else }}
  <meta name="robots" content="noodp" />
{{ end }}
<link rel="canonical" href="{{ .Permalink }}" />

{{ template "_internal/google_analytics.html" . }}

{{ $defaultStylesTemplate := resources.Get "css/style.scss" }}
{{ $defaultStyles := $defaultStylesTemplate | resources.ExecuteAsTemplate "main.scss" .}}
<!-- Local Theme Variables -->
{{ if and (isset .Params "color") (not (eq .Params.color "")) }}
  {{ $localColorCss := resources.Get (printf "css/color/%s.scss" .Params.color) }}
  {{ $localCss := slice $localColorCss $defaultStyles | resources.Concat (printf "css/%s-local.scss" .Params.color) }}
  {{ $options := (dict "transpiler" "libsass") }}
  {{ $localColorStyles := $localCss | css.Sass $options }}
  <link rel="stylesheet" href="{{ $localColorStyles.Permalink }}">
{{ else }}
  <!-- Theme Variables -->
  {{ $colorCss := resources.Get (printf "css/color/%s.scss" ($.Site.Params.ThemeColor | default "blue")) }}
  {{ $css := slice $colorCss $defaultStyles | resources.Concat "css/base.scss" }}
  {{ $options := (dict "transpiler" "libsass" "targetPath" "styles.css" "outputStyle" "compressed" "enableSourceMap" true "precision" 6 "includePaths" (slice "node_modules")) }}
  {{ $styles := $css | css.Sass $options }}
  <link rel="stylesheet" href="{{ $styles.Permalink }}">
{{ end }}

<!-- Custom CSS to override theme properties (/static/style.css) -->
{{ if (fileExists "static/style.css") -}}
  <link rel="stylesheet" href="{{ "style.css" | absURL }}">
{{- end }}

<!-- Icons -->
{{ if isset $.Site.Params "favicon" }}
  <link rel="shortcut icon" href="{{ $.Site.Params.favicon | absURL }}">
{{ else }}
  <link rel="shortcut icon" href="{{ printf "img/theme-colors/%s.png" (or .Params.color $.Site.Params.ThemeColor | default "orange") | absURL }}">
  <link rel="apple-touch-icon" href="{{ printf "img/theme-colors/%s.png" (or .Params.color $.Site.Params.ThemeColor | default "orange") | absURL }}">
{{ end }}

<!-- Twitter Card -->
<meta name="twitter:card" content="summary" />
{{ if (isset $.Site.Params "twitter") }}
  {{ if (isset $.Site.Params.Twitter "site") }}
    <meta name="twitter:site" content="{{ $.Site.Params.Twitter.site }}" />
  {{ end }}
    <meta name="twitter:creator" content="{{ if .IsHome }}{{ $.Site.Params.Twitter.creator }}{{ else if isset .Params "authortwitter" }}{{ .Params.authorTwitter }}{{ else }}{{ .Params.Author }}{{ end }}" />
{{ end }}

<!-- OG data -->
<meta property="og:locale" content="{{ $.Site.Language.Lang }}" />
<meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}" />
<meta property="og:title" content="{{ if .IsHome }}{{ $.Site.Title }}{{ else }}{{ .Title }}{{ end }}">
<meta property="og:description" content="{{ if .IsHome }}{{ $.Site.Params.Subtitle }}{{ else if .Description}}{{ .Description | plainify }}{{ else }}{{ .Summary | plainify }}{{ end }}" />
<meta property="og:url" content="{{ .Permalink }}" />
<meta property="og:site_name" content="{{ $.Site.Title }}" />
{{ if (isset .Params "cover") }}
  {{ $pageCover := .Param "cover" }}
  {{ with (.Resources.GetMatch (.Param "cover")) }}
    {{ $pageCover = .RelPermalink }}
  {{ end }}
  <meta property="og:image" content="{{ $pageCover | absURL }}">
{{ else }}
  {{ if isset $.Site.Params "favicon" }}
    <meta property="og:image" content="{{ $.Site.Params.favicon | absURL }}">
  {{ else }}
    <meta property="og:image" content="{{ printf "img/favicon/%s.png" $.Site.Params.ThemeColor | absURL }}">
  {{ end }}
{{ end }}
<meta property="og:image:width" content="1200">
<meta property="og:image:height" content="627">
{{ range .Params.categories }}
  <meta property="article:section" content="{{ . }}" />
{{ end }}
{{ if isset .Params "date" }}
  <meta property="article:published_time" content="{{ time .Date }}" />
{{ end }}

<!-- RSS -->
{{ with .OutputFormats.Get "RSS" }}
  <link href="{{ .RelPermalink }}" rel="alternate" type="application/rss+xml" title="{{ $.Site.Title }}" />
{{ end }}

<!-- JSON Feed -->
{{ with .OutputFormats.Get "json" }}
  <link href="{{ .RelPermalink }}" rel="alternate" type="application/json" title="{{ $.Site.Title }}" />
{{ end }}

<!-- Extended head section-->
{{ partial "extended_head.html" . }}
